Flag of the United StatesAmerican Chemical Independence

1,3-Benzenedisulfonic acid, 4-[(2,7-dihydro-3-methyl-2,7-dioxo-3H-naphtho[1,2,3-de]quinolin-6-yl)amino]-, sodium salt (1:2)

CAS 2611-80-5

EPA and Census publish no US supply data for this chemical.

Molecular structure of 2611-80-5
2 Na⁺
US productionNot reported
Top sourceNo public record

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

Where It Comes From

EPA and Census publish no US supply data for this chemical.

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS2611-80-5
PubChem CIDNot recorded
DTXSIDDTXSID7074955
FormulaC23H14N2Na2O8S2
Mol. Weight556.47 g/mol
SMILES[Na+].[Na+].CN1C(=O)C=C2C3=C(C=CC=C3)C(=O)C3=C2C1=CC=C3NC1=C(C=C(C=C1)S([O-])(=O)=O)S([O-])(=O)=O

Data Sources

← Back to Dashboard

Brief citations

1,3-Benzenedisulfonic acid, 4-[(2,7-dihydro-3-methyl-2,7-dioxo-3H-naphtho[1,2,3-de]quinolin-6-yl)amino]-, sodium salt (1:2) (CAS 2611-80-5) https://chemicalindependence.com/chemical/2611-80-5/ EPA TSCA Inventory: CAS 2611-80-5. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory